refactor plugins directory

Assets/Plugins/Managed.meta → Assets/Editor.meta

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Assets/Editor/SpineSettings.asset

+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!114 &11400000
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+  m_EditorHideFlags: 0
+  m_Script: {fileID: 0}
+  m_Name: SpineSettings
+  m_EditorClassIdentifier: spine-unity-editor:Spine.Unity.Editor:SpinePreferences
+  defaultScale: 0.01
+  defaultMix: 0.2
+  defaultShader: Spine/Skeleton
+  defaultZSpacing: 0
+  defaultInstantiateLoop: 1
+  defaultPhysicsPositionInheritance: {x: 1, y: 1}
+  defaultPhysicsRotationInheritance: 1
+  showHierarchyIcons: 1
+  reloadAfterPlayMode: 1
+  setTextureImporterSettings: 1
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+  autoReloadSceneSkeletons: 1
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+  mecanimEventIncludeFolderName: 1
+  timelineDefaultMixDuration: 0
+  timelineUseBlendDuration: 1

Assets/Tools/Spine/Editor/spine-unity/Editor/ImporterPresets/StraightAlphaPreset.preset.meta → Assets/Editor/SpineSettings.asset.meta

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